diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 27e2886433da..a9dacb00a344 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1222,7 +1222,7 @@ int netlink_attachskb(struct sock *sk, struct sk_buff *skb,
 	nlk = nlk_sk(sk);
 	rmem = atomic_add_return(skb->truesize, &sk->sk_rmem_alloc);
 
-	if ((rmem == skb->truesize || rmem < READ_ONCE(sk->sk_rcvbuf)) &&
+	if ((rmem == skb->truesize || rmem <= READ_ONCE(sk->sk_rcvbuf)) &&
 	    !test_bit(NETLINK_S_CONGESTED, &nlk->state)) {
 		netlink_skb_set_owner_r(skb, sk);
 		return 0;